package strings;
import java.util.regex.*;
import net.mindview.util.*;
public class JGrep {
    public static void main(String[] args) {
        if(args.length<2){
            System.out.println("Usage java JGrep file regex");
            System.exit(0);
        }
        Pattern p=Pattern.compile(args[1]);
        int index=0;
        Matcher m=p.matcher("");

    }
}
